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Official data from INPI

SILENCIADOR PARA ARMAS DE FOGO

ConcedidaInvention Patent

Application data

Number

PI8207954

Type

Invention Patent

Filing

11/03/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing11/03/81
  2. Publication10/04/83
  3. Examination06/25/85
  4. Allowance07/14/87
  5. Grant05/31/88
  6. Terminated02/11/92

The patent was granted on 05/31/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TAGUCHI MITSUO [FI]

Inventors

T. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

06/25/1985

RPI 766

Notificação de entrada na fase nacional - PCT

#1.3

10/04/1983

RPI 676

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

Cessão de direito de exploração

#22.1

08/14/1990

RPI 1028

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